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Finding the Fourth Proportional to 559,601.48, 772,247.48 and 304,952.60

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Solution

The fourth proportional to 559,601.48, 772,247.48 and 304,952.60 is: 420,833.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,601.48 : 772,247.48 = 304,952.60 : x
  2. Step 2: Convert to fraction form
    559,601.48/772,247.48 = 304,952.60/x
  3. Step 3: Cross multiply
    559,601.48x = 772,247.48 × 304,952.60
  4. Step 4: Simplify right side
    559,601.48x = 235,498,876,869.45
  5. Step 5: Solve for x
    x = 235,498,876,869.45/559,601.48
  6. Step 6: Final answer
    x = 420,833.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.